Command Sergeant Major Bohn was born in Saginaw, Michigan in 1963. He enlisted in the U.S. Army on April 14, 1982 as an Infantryman.

Prior to his arrival at U.S. Africa Command, his career has taken him to Fort Campbell, Kentucky; Camp Greaves, Korea; Hunter Army Airfield, Georgia; Vicenza, Italy; Vilseck, Germany; Fort Benning, Georgia and Fort Bragg, North Carolina.

His military education includes Advanced Infantry Training, Airborne School, Ranger School, Air Assault School, Jumpmaster School, and the Special Operations Training Course. He has completed all of the Noncommissioned Officer courses and is a graduate of the United States Army Sergeants Major Academy.